Home / 8,945.08-13,430.58-6,482.68

Finding the Fourth Proportional to 8,945.08, 13,430.58 and 6,482.68

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Solution

The fourth proportional to 8,945.08, 13,430.58 and 6,482.68 is: 9,733.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.08 : 13,430.58 = 6,482.68 : x
  2. Step 2: Convert to fraction form
    8,945.08/13,430.58 = 6,482.68/x
  3. Step 3: Cross multiply
    8,945.08x = 13,430.58 × 6,482.68
  4. Step 4: Simplify right side
    8,945.08x = 87,066,152.35
  5. Step 5: Solve for x
    x = 87,066,152.35/8,945.08
  6. Step 6: Final answer
    x = 9,733.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.